Question

in an arrangement given below there are 2 rectangular glss slab placed side by side .aray of light incident from air onto the rurface of glass slab1 having refractive index m1 at an angle of incedent i .there after it moves throuh glass slab 2 of refractive index m2 and after emerging from the glass slab 2 it reflects from a smooth horizontal plain mirror ..he angle $ which reflected ray makes with the mirror is

Answer 1

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